// Author: combacsa@kaist.ac.kr
// http://www.jungol.co.kr/prog/Hanal/hanalView.php?qs_code=110

//#define COMPILE
#ifdef COMPILE

#include <fstream>
#include <iomanip>
using namespace std;

double round(double x) {
	int k = (int)(x * 10 + 0.5);
	return (double)(k) / 10.0;
}

int main() {
	ifstream in("input.txt");
	double yard;
	in >> yard;
	in.close();

	ofstream out("output.txt");
	out << "몇 야드인지 입력하시오. " << fixed << setprecision(1) << round(yard) << "야드 = " << setprecision(1) << round(yard * 91.44) << "cm";

	return 0;
}
#endif
